Which is the most common site of gastrinoma in MEN 1 syndrome?
High-Yield Explanation
ZOLLINGER ELLISON SYNDROME/GASTRINOMA 75% cases are sporadic, 25% are associated with MEN1 M/C site - Duodenum > Pancreas 1st pa > 2nd pa > 3rd pa (4th not Involved) 90% of gastrinoma are present in Triangle of Passaro/Gastrinoma triangle M/C symptom - Abdominal pain Treatment DOC - Proton pump inhibitors TOC - Pylorus preserving Whipple's procedure